trac #16553: deprecated alias .points() + fix

sagemath · Jul 1, 2014 · 0698433 · 0698433
1 parent 52b7177
commit 0698433
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diff --git a/src/sage/combinat/designs/incidence_structures.py b/src/sage/combinat/designs/incidence_structures.py
@@ -870,6 +870,7 @@ def parameters(self):
     dual_design = deprecated_function_alias(16553, dual)
     dual_incidence_structure = deprecated_function_alias(16553, dual)
     is_block_design = deprecated_function_alias(16553, is_t_design)
+    points = deprecated_function_alias(16553, ground_set)
 
     def block_design_checker(self, t, v, k, lmbda, type=None):
         """

diff --git a/src/sage/combinat/designs/orthogonal_arrays_recursive.py b/src/sage/combinat/designs/orthogonal_arrays_recursive.py
@@ -695,7 +695,7 @@ def OA_and_oval(q):
     from sage.numerical.mip import MixedIntegerLinearProgram
     p = MixedIntegerLinearProgram()
     b = p.new_variable(binary=True)
-    V = B.points()
+    V = B.ground_set()
     p.add_constraint(p.sum([b[i] for i in V]) == q+1)
     for bl in B:
         p.add_constraint(p.sum([b[i] for i in bl]) <= 2)